“The inspectors found nothing. I’ve been given a clean bill of health. The auditor was here for six hours and looked everywhere.”

He said he had been targeted by vegan activists in the past, and added: “I think they just don’t understand how these free access stalls work.

“It’s totally legal. The sows are quite happy in there, and they are later moved into the big yard.

“I find this action extremely upsetting. It’s difficult to make this life worth living [as it is].”

In 2012, an inquest found that Stephen Brown, an East Harling pig farmer, took his own life after the release of Animal Equality footage of pigs on his farm allegedly being kicked, and beaten with iron bars by employees.

For legal reasons the EDP will not share the Animal Equality footage of Hall Farm.

She was from show jumping’s golden age, taught hundreds of children from Norfolk how to ride, and just missed out on Olympic glory - but now one of the county’s most renowned show jumpers has died at the age of 90.